SENSORS & MODULES

18mm x 4mm Multipurpose Ceramic Ferrite Round Black Magnets Pack of 10

Specification:-

• Material: Ferrite
• Thickness: 4mm  
• Dimensions: 17 mm diameter
• Color: Black
• Coating: Black Nickel
• Applications: Computer Hard Drive Magnets

FY-12 Mini LCD Digital Thermometer Hygrometer with a probe sensor

Specifications:-

1. Temperature measuring range : -50°C to +70°C
2. Humidity range: 10% RH to 99% RH
3. Temperature accuracy: 1°C
4. Humidity accuracy: 5%RH
5. Large LED display
6. Multifunctional

0.9 inch OLED Screen Display Module 4 pin compatible with Arduino

Specification

• Voltage: 3.3V-5V DC
• Size: 0.9 inch
• Power consumption: 0.04W 
• Number of pins: 4
• It has Super High Contrast
• Easy to install

18650 3.7V 4.2V Battery Type-C Charger Board DC-DC Step-Up Boost Module

Specification:-

• Input voltage range 4.2V~6.5V
• Output voltage 4.2V-28V
• Maximum power 5W
• Temperature -40~80℃
• Color: Black.
• Material: PCB

12V 2 channel relay module with light coupling

Specification:-

1. Number of channels : 2
2. Operating voltage : 12V
3. Max. current : 20mA
4. Trigger voltage : 12V
5. Switching voltage : 250V at 10A
6. Equipped with high-current relay
7. It can control both AC and DC appliances such as Motors, lights, fans, etc.

5V 2 channel Low level solid state relay module 240V 2A output with resistive fuse

Specification:-

1. Operating voltage : 3V to 5V
2. Trigger voltage : 5V
3. Supply current : 2mA
4. Switching voltage range : 240V at 2A
5. Operating current : 16mA
6. 2 channel 2 AMP Solid State Relay board
7. Control 2 loads of up to 2 amps each at 100V or 240V AC

DHT11 Temperature and humidity detection sensor module

Specification:-

1. Operating Voltage:  3.5V to 5.5V
2. Operating current:   0.3mA
3. Output:  Serial data
4. Temperature Range  :  0°C to 50°C
5. Humidity Range:  20% to 90%

Bluetooth MP3 USB FM radio player module with double direct speaker connection pack of 5pcs

Specification:-

1. Working voltage  :  5V
2. You can connect two speakers of 5 watt directly
3. 3 pre-install buttons for easy handling
4. Support  :  mp3/bluetooth/USB/aux/FM/memory card/USB charging
5. Excellent sound quality
6. Cheap and easy to install

XL4015 STEP DOWN BUCK CONVERTER ADJUSTABLE MAX OUTPUT 36V 5A

Specification

• 5A high power, high efficiency, and low ripple with power indicator
• Non-isolated buck module (BUCK)
• Input voltage: 8-36V (input please try not to exceed 38V)
• Output voltage: 1.25-32V continuously adjustable
• Output Current: 0-5A
• Output Power: 75W
• Operating temperature: -40 to +85 degrees
• Operating frequency: 180KHz

Bluetooth FM USB AUX Card MP3 Stereo Audio Player Decoder Module with wire and without frame (75 x 20)

Specification

• Connector Type             Bluetooth
• Color                            Black
• Audio Output Type      Speakers
• Material                        Plastic
• JST wire

KCX BT002 bluetooth 4.2 Wireless stereo audio receiver circuit modules pack of 50pcs

Specification

1. Working voltage:  Dc 3.3V to 5.0 V
2. Provide good sound quality
3. Easy to set up with other amplifiers
4. Very low power consumption
5. Very small size

TPA3110 XH-A232 30W + 30W Dual Channel digital stereo audio power amplifier modules pack of 10pcs

Specification

1. Operating voltage:  12V to 24V
2. Output Power:  30W+30W
3. Dual channel
4. Chip name  :  TPA3110
5. Output impedance  :  4 to 8 ohm (Ω)
6. Supply current  :  more than 3A